You will get money and experience for each damage caused to enemy units. Each new level increases the maximum level of health and energy, as well as unlocks new weapons and upgrades that you can buy aboard the ARK for the money earned in battles.

Enter into the ARK to start customisation process. Move closer to the gates of the ARK and press button 'E'.

First choose improvement for your skills.

Then select a slot in which you want to install a new weapons system.

Now choose a weapon system from the list.

Check the price and minimal level requirements. Then press 'INSTALL'.

Select a slot in which you want to install new upgrade.

Now choose upgrade from the list.

Check the price and minimal level requirements. Then press 'INSTALL'.

You also can see table of bonuses for each level by clicking on the avatar.

If your unit is damaged you can order the instant repair and energy recharging by pressing this button.

When you have finished the customization process - press 'DEPLOY' button to leave the ARK.